导出优化，上传端代码

app/api/export_excel.py

@@ -4,6 +4,7 @@ from sqlalchemy.orm import Session
 from typing import Optional, Dict, Any
 from ..core.database import get_db
 from ..core.response_code import ResponseCode, ResponseMessage
+from ..core.exceptions import BusinessException, DataNotFoundException, AccountNotFoundException
 from ..schemas.export_excel import ExportExcelRequest, ExportSettlementRequest
 from ..services.section_data import SectionDataService
 from ..services.export_excel import ExportExcelService
@@ -133,18 +134,44 @@ def export_settlement_data(
             media_type='application/vnd.openxmlformats-officedocument.spreadsheetml.sheet'
         )
 
-    except ValueError as ve:
-        logger.warning(f"导出沉降数据失败: {str(ve)}")
-        return {
-            "code": ResponseCode.PARAM_ERROR,
-            "message": str(ve),
-            "data": None
-        }
+    except AccountNotFoundException as e:
+        logger.warning(f"账号不存在: {str(e)}")
+        raise HTTPException(
+            status_code=status.HTTP_404_NOT_FOUND,
+            detail={
+                "code": e.code,
+                "message": e.message,
+                "data": None
+            }
+        )
+    except DataNotFoundException as e:
+        logger.warning(f"数据不存在: {str(e)}")
+        raise HTTPException(
+            status_code=status.HTTP_404_NOT_FOUND,
+            detail={
+                "code": e.code,
+                "message": e.message,
+                "data": None
+            }
+        )
+    except BusinessException as e:
+        logger.warning(f"业务异常: {str(e)}")
+        raise HTTPException(
+            status_code=status.HTTP_400_BAD_REQUEST,
+            detail={
+                "code": e.code,
+                "message": e.message,
+                "data": None
+            }
+        )
     except Exception as e:
         logger.error(f"导出沉降数据失败: {str(e)}", exc_info=True)
-        return {
-            "code": ResponseCode.EXPORT_FAILED,
-            "message": f"{ResponseMessage.EXPORT_FAILED}: {str(e)}",
-            "data": None
-        }
+        raise HTTPException(
+            status_code=status.HTTP_500_INTERNAL_SERVER_ERROR,
+            detail={
+                "code": ResponseCode.EXPORT_FAILED,
+                "message": f"{ResponseMessage.EXPORT_FAILED}: {str(e)}",
+                "data": None
+            }
+        )